More Calculators

Featured Business Calculators

The strongest operator tools — start here if you price work, run a business, or set your own rate.

Contractor Calculators

True labor cost, job pricing, bid checking, and the profit leaks that quietly eat a contracting business.

• Labor Burden CalculatorThe wage is not the cost.
• Crew Cost CalculatorEnter crew size, burdened hourly cost, hours per day, and days on the job — get the real cost of putting your crew on site, per hour, per day, and for the whole job.
• Break-Even Job Price CalculatorEnter direct job costs, overhead percentage, and target margin — get the price where the job stops losing money and the price that actually hits your profit target.
• Bid Check CalculatorStress-test a bid before you send it.
• Job Profit Margin CalculatorEnter contract price, labor, materials, subs, and overhead share — see the job's gross profit, gross margin, and true margin after overhead.
• Callback Cost CalculatorCallbacks are unbilled jobs.
• Missed Lead Value CalculatorEnter missed leads per month, close rate, average job revenue, and margin — see the revenue and gross profit walking past your business every year.

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Small Business Calculators

Cash runway, break-even, overhead recovery, pricing, and rate-setting — the decision math every operator lives by.

• Cash Runway CalculatorEnter cash on hand, average monthly cash in, and cash out — see your monthly burn and how many months your business can operate before the account hits zero.
• Break-Even Revenue CalculatorEnter monthly fixed costs and gross margin — get the monthly and per-day revenue your business must produce before it earns its first dollar of profit.
• Overhead Recovery CalculatorEnter annual overhead and billable hours — see the overhead each billable hour must recover, and what share of revenue your overhead consumes.
• Customer Acquisition Payback CalculatorEnter monthly marketing spend, new customers won, and gross profit per customer per month — get your CAC and how many months until a customer repays it.
• Price Increase Impact CalculatorModel a price increase: enter revenue, gross margin, increase percentage, and expected customer loss — see the profit change and how many customers you can afford to lose.
• Freelance Rate BuilderWork backward from the income you need: enter target income, overhead, billable hours, and a buffer — get the hourly rate your freelance business must charge.

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Methodology & Trust

How these calculators are built, who reviews them, and the limits of the estimates.

• MethodologyThe house method: formula shown, assumptions stated, worked examples, verdict bands, and limitations on every serious tool.
• About CalcAuthorityFounded and reviewed by an operator who bid work, ran crews, and met payroll.
• Financial DisclaimerResults are educational estimates for planning — not financial, tax, legal, or accounting advice.